Apple's last security update was on April 15th when they issued Security Update 2010-003 for OSX 10.5 and 10.6. ( 2010-003 addressed an issue with handling embedded fonts that could result in RCE )( see CVE-2010-1120 for more details )

Adobe's last update was APSB10-10 on April 30th. APSB10-10 resolves issues in Photoshop CS4 (v11.0.0 ) for both Mac and Windows variants. Issues with Photoshop's handling of specially crafted .TIFF files could lead to remote code execution ( see CVE-2010-1279 for more details ).